Finding the Fourth Proportional to 1,632,432.72, 2,448,645.84 and 434,354.97
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Solution
The fourth proportional to 1,632,432.72, 2,448,645.84 and 434,354.97 is: 651,531.59
Step by Step Solution
- Step 1: Write the proportion equation
1,632,432.72 : 2,448,645.84 = 434,354.97 : x - Step 2: Convert to fraction form
1,632,432.72/2,448,645.84 = 434,354.97/x - Step 3: Cross multiply
1,632,432.72x = 2,448,645.84 × 434,354.97 - Step 4: Simplify right side
1,632,432.72x = 1,063,581,490,373.82 - Step 5: Solve for x
x = 1,063,581,490,373.82/1,632,432.72 - Step 6: Final answer
x = 651,531.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.